Little is known about her character in the film, but she is sure to cause trouble amongst the group of rag-tag villains that are thrown together by the government in a bid to stop a dark force terrorizing the city.

Margot Robbie, who will be playing The Joker’s love interest Harley Quinn, stomped the fitting black carpet in a floor-length black gown emblazoned with a huge gold unicorn.

Sweeping her hair back into a loose ponytail and donning dark lipstick, she looked every inch the glamorous trouble maker Harley has become famed for.